qcacmn: Implement QDF API to get queue mapping and total ram size

This change adds the following QDF APIs -

qdf_nbuf_get_queue_mapping: To get the queue mapping set by linux kernel

qdf_get_totalramsize: To get total ram size in Kb

Change-Id: I86daffebba759c086d15951dfcc72ea626c74bb4
CRs-Fixed: 1055387

qdf/inc/qdf_util.h

@@ -433,5 +433,10 @@ static inline int qdf_device_init_wakeup(qdf_device_t qdf_dev, bool enable)
 	return __qdf_device_init_wakeup(qdf_dev, enable);
 }
 
+static inline
+uint64_t qdf_get_totalramsize(void)
+{
+	return __qdf_get_totalramsize();
+}
 
 #endif /*_QDF_UTIL_H*/